Odorlos™ Waste Holding Tank Treatment is an unscented, formaldehyde-free biological treatment designed to eliminate holding tank odors at the source. Instead of masking smells, Odorlos supports naturally occurring bacteria with nitrates so waste and tissue break down efficiently without producing odor-causing gases. Safe for RV, marine, and septic systems.

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Key Features & Benefits

• Biological treatment helps break down waste and tissue
• Formaldehyde-free and non-toxic
• Unscented (no perfumes or masking fragrances)
• Highly concentrated: 1 oz treats 10 gallons
• Effective even in extreme temperatures
• Accelerates breakdown to help prevent clogs
• Eco-friendly: 100% biodegradable
• Safe and effective in RV & marine holding tanks and septic systems

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How It Works

When added to holding tanks, Odorlos provides beneficial bacteria with a continuous supply of nitrates—an energy source preferred over sulfates. This reduces the production of hydrogen sulfide, the common cause of holding tank odors, helping keep your tank fresher without harsh chemicals.

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Directions

• Use 1 ounce per 10 gallons of tank capacity.
• Add directly to the holding tank with adequate water.
• Reapply as needed based on usage and tank conditions.

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Specifications

• Manufacturer Part #: V77002
• Bio/Chemical Type: Biological
• Contains Formaldehyde: No
• Scent: Unscented
• Marine Approved: Yes
• Bottle Size: 40 oz (with built-in measuring reservoir)
• Unit Type: Bottle
• Unit Quantity: Single
• Packaging Language: English
• Supplier Warranty: None